人生只有一次，让我们勇敢地生活，不留遗憾。

A word after a word after a word is power.

着眼长期，思考世界上正在发生的结构性变化。

The world and life are one.

The first step in liquidating a people is to erase its memory. Destroy its books, its culture, its history. Then have somebody write new books, manufacture a new culture, invent a new history. Before long the nation will begin to forget what it is and what it was.

数学是给不同事物赋予相同名称的艺术。